40420402624624 has 40 divisors (see below), whose sum is σ = 88380033963120. Its totient is φ = 17739361651200.

The previous prime is 40420402624597. The next prime is 40420402624633. The reversal of 40420402624624 is 42642620402404.

40420402624624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40420402624624² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3959673837 + ... + 3959684044.

It is an arithmetic number, because the mean of its divisors is an integer number (2209500849078).

Almost surely, 2^{40420402624624} is an apocalyptic number.

40420402624624 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40420402624624 is an abundant number, since it is smaller than the sum of its proper divisors (47959631338496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40420402624624 is a wasteful number, since it uses less digits than its factorization.

40420402624624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7919357929 (or 7919357923 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 40.

The spelling of 40420402624624 in words is "forty trillion, four hundred twenty billion, four hundred two million, six hundred twenty-four thousand, six hundred twenty-four".